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        <h3 id="访问流程"><a href="#访问流程" class="headerlink" title="访问流程"></a>访问流程</h3><blockquote>
<p>路由文件routes.php</p>
</blockquote>
<figure class="highlight actionscript"><table><tr><td class="gutter"><pre><div class="line">1</div><div class="line">2</div><div class="line">3</div><div class="line">4</div><div class="line">5</div><div class="line">6</div><div class="line">7</div><div class="line">8</div><div class="line">9</div><div class="line">10</div><div class="line">11</div><div class="line">12</div><div class="line">13</div><div class="line">14</div><div class="line">15</div><div class="line">16</div><div class="line">17</div></pre></td><td class="code"><pre><div class="line"><span class="comment">/*默认是以匿名函数的方式进行路由,/是当前域名下加载视图文件welcome.blade.php */</span></div><div class="line"></div><div class="line">Route::<span class="keyword">get</span>(<span class="string">'/'</span>, <span class="function"><span class="keyword">function</span> <span class="params">()</span> </span>&#123;</div><div class="line">    <span class="keyword">return</span> view(<span class="string">'welcome'</span>);</div><div class="line">&#125;);</div><div class="line">Route::<span class="keyword">get</span>(<span class="string">'/about'</span>, <span class="function"><span class="keyword">function</span> <span class="params">()</span> </span>&#123;</div><div class="line">    <span class="keyword">return</span> view(<span class="string">'about'</span>);</div><div class="line">&#125;);</div><div class="line">Route::<span class="keyword">get</span>(<span class="string">'/blog'</span>, <span class="function"><span class="keyword">function</span> <span class="params">()</span> </span>&#123;</div><div class="line">    <span class="keyword">return</span> view(<span class="string">'blog.content'</span>);  <span class="comment">//其中的“.”可以用“/”代替</span></div><div class="line">&#125;);</div><div class="line"></div><div class="line"><span class="comment">//如果使用非匿名函数的方式</span></div><div class="line"></div><div class="line">Route::<span class="keyword">get</span>(<span class="string">'/'</span>, <span class="string">'UserController@index'</span>);</div><div class="line">Route::<span class="keyword">get</span>(<span class="string">'/about'</span>, <span class="string">'UserController@about'</span>);</div><div class="line">Route::<span class="keyword">get</span>(<span class="string">'/blog'</span>, <span class="string">'UserController@blog'</span>);</div></pre></td></tr></table></figure>
<h3 id="创建控制器"><a href="#创建控制器" class="headerlink" title="创建控制器"></a>创建控制器</h3><blockquote>
<ol>
<li>可以手动创建Controller，也可以使用命令行创建控制器<code>php artisan</code>工具</li>
<li>参数 –plain使用则不会生成一些默认的方法如index，create等</li>
</ol>
</blockquote>
<figure class="highlight css"><table><tr><td class="gutter"><pre><div class="line">1</div><div class="line">2</div></pre></td><td class="code"><pre><div class="line"><span class="selector-tag">php</span> <span class="selector-tag">artisan</span> <span class="selector-tag">make</span><span class="selector-pseudo">:controller</span> <span class="selector-tag">UserController</span></div><div class="line"><span class="selector-tag">php</span> <span class="selector-tag">artisan</span> <span class="selector-tag">make</span><span class="selector-pseudo">:controller</span> <span class="selector-tag">TestController</span> <span class="selector-tag">--plain</span></div></pre></td></tr></table></figure>
<h3 id="视图的加载"><a href="#视图的加载" class="headerlink" title="视图的加载"></a>视图的加载</h3><blockquote>
<p>加载视图的方法</p>
</blockquote>
<figure class="highlight aspectj"><table><tr><td class="gutter"><pre><div class="line">1</div><div class="line">2</div><div class="line">3</div></pre></td><td class="code"><pre><div class="line"><span class="function"><span class="keyword">return</span> <span class="title">view</span><span class="params">(<span class="string">'welcome'</span>)</span></span>;</div><div class="line"><span class="function"><span class="keyword">return</span> <span class="title">view</span><span class="params">(<span class="string">'blog/title'</span>)</span></span>;</div><div class="line"><span class="function"><span class="keyword">return</span> <span class="title">view</span><span class="params">(<span class="string">'blog.content'</span>)</span></span>;</div></pre></td></tr></table></figure>
<blockquote>
<p>怎么向blade视图传递变量</p>
</blockquote>
<figure class="highlight php"><table><tr><td class="gutter"><pre><div class="line">1</div><div class="line">2</div><div class="line">3</div><div class="line">4</div><div class="line">5</div><div class="line">6</div><div class="line">7</div><div class="line">8</div><div class="line">9</div><div class="line">10</div><div class="line">11</div><div class="line">12</div><div class="line">13</div><div class="line">14</div><div class="line">15</div></pre></td><td class="code"><pre><div class="line">$name = <span class="string">'&lt;p style="color:red"&gt;upfriend&lt;/p&gt;'</span>;</div><div class="line">$time = date(<span class="string">'Y-m-d'</span>, time());</div><div class="line">$arr = <span class="keyword">array</span>(<span class="string">'first'</span> =&gt; <span class="string">'jerry'</span>, <span class="string">'last'</span> =&gt; <span class="string">'bool'</span>);</div><div class="line"></div><div class="line"><span class="comment">//传递变量-通用方式传递给$data数组</span></div><div class="line">$data[<span class="string">'name'</span>] = $name;</div><div class="line">$data[<span class="string">'time'</span>] = $time; </div><div class="line"><span class="keyword">return</span> view(<span class="string">'blog.content'</span>, $data);</div><div class="line"></div><div class="line"><span class="comment">//Laravel链式操作方式 </span></div><div class="line"><span class="keyword">return</span> view(<span class="string">'blog.content'</span>)-&gt;(<span class="string">'name'</span> =&gt; $name);  <span class="comment">//传递一个变量</span></div><div class="line"><span class="keyword">return</span> view(<span class="string">'blog.content'</span>)-&gt;with(<span class="keyword">array</span>(<span class="string">'name'</span> =&gt; $name, <span class="string">'time'</span> =&gt; $time));  <span class="comment">//传递数组变量</span></div><div class="line"></div><div class="line"><span class="comment">//compact方法</span></div><div class="line"><span class="keyword">return</span> view(<span class="string">'blog.content'</span>, compact(<span class="string">'name'</span>, <span class="string">'time'</span>, <span class="string">'arr'</span>));  <span class="comment">//去掉$的变量名</span></div></pre></td></tr></table></figure>
<blockquote>
<p>如何正确输出变量的值</p>
</blockquote>
<figure class="highlight dust"><table><tr><td class="gutter"><pre><div class="line">1</div><div class="line">2</div><div class="line">3</div><div class="line">4</div><div class="line">5</div><div class="line">6</div><div class="line">7</div></pre></td><td class="code"><pre><div class="line"><span class="xml">//原生PHP输出数据方式，默认会对变量中的字符会进行转义（xss?）</span></div><div class="line"><span class="xml"><span class="tag">&lt;<span class="name">h1</span>&gt;</span><span class="php"><span class="meta">&lt;?</span>=name<span class="meta">?&gt;</span></span><span class="tag">&lt;/<span class="name">h1</span>&gt;</span>   </span></div><div class="line"><span class="xml"></span></div><div class="line"><span class="xml">//Laravel的blade模板引擎渲染方式，两个大括号</span><span class="template-variable">&#123;&#123;&#125;</span><span class="xml">&#125;表示转义后输出</span></div><div class="line"><span class="xml"><span class="tag">&lt;<span class="name">h1</span>&gt;</span></span><span class="template-variable">&#123;&#123;name&#125;</span><span class="xml">&#125;<span class="tag">&lt;/<span class="name">h1</span>&gt;</span>  //浏览器输出<span class="tag">&lt;<span class="name">p</span> <span class="attr">style</span>=<span class="string">"color:red"</span>&gt;</span>upfriend<span class="tag">&lt;/<span class="name">p</span>&gt;</span></span></div><div class="line"><span class="xml"></span></div><div class="line"><span class="xml"><span class="tag">&lt;<span class="name">h1</span>&gt;</span></span><span class="template-variable">&#123;!!name!!&#125;</span><span class="xml"><span class="tag">&lt;/<span class="name">h1</span>&gt;</span>  //会见变量作为html,输出红色字体的upfriend</span></div></pre></td></tr></table></figure>

      
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